1 /***************************************************************************
2 * Copyright (C) 2005-2018 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
21 #include <QMetaProperty>
25 #include "syncableobject.h"
27 #include "signalproxy.h"
30 SyncableObject::SyncableObject(QObject *parent)
33 _allowClientUpdates(false)
38 SyncableObject::SyncableObject(const QString &objectName, QObject *parent)
41 _allowClientUpdates(false)
43 setObjectName(objectName);
47 SyncableObject::SyncableObject(const SyncableObject &other, QObject *parent)
49 _initialized(other._initialized),
50 _allowClientUpdates(other._allowClientUpdates)
55 SyncableObject::~SyncableObject()
57 QList<SignalProxy *>::iterator proxyIter = _signalProxies.begin();
58 while (proxyIter != _signalProxies.end()) {
59 SignalProxy *proxy = (*proxyIter);
60 proxyIter = _signalProxies.erase(proxyIter);
61 proxy->stopSynchronize(this);
66 SyncableObject &SyncableObject::operator=(const SyncableObject &other)
71 _initialized = other._initialized;
72 _allowClientUpdates = other._allowClientUpdates;
77 bool SyncableObject::isInitialized() const
83 void SyncableObject::setInitialized()
90 QVariantMap SyncableObject::toVariantMap()
92 QVariantMap properties;
94 const QMetaObject *meta = metaObject();
96 // we collect data from properties
99 for (int i = 0; i < meta->propertyCount(); i++) {
100 prop = meta->property(i);
101 propName = QString(prop.name());
102 if (propName == "objectName")
104 properties[propName] = prop.read(this);
107 // ...as well as methods, which have names starting with "init"
108 for (int i = 0; i < meta->methodCount(); i++) {
109 QMetaMethod method = meta->method(i);
110 QString methodname(SignalProxy::ExtendedMetaObject::methodName(method));
111 if (!methodname.startsWith("init") || methodname.startsWith("initSet") || methodname.startsWith("initDone"))
114 QVariant::Type variantType = QVariant::nameToType(method.typeName());
115 if (variantType == QVariant::Invalid && !QByteArray(method.typeName()).isEmpty()) {
116 qWarning() << "SyncableObject::toVariantMap(): cannot fetch init data for:" << this << method.methodSignature() << "- Returntype is unknown to Qt's MetaSystem:" << QByteArray(method.typeName());
120 QVariant value(variantType, (const void *)0);
121 QGenericReturnArgument genericvalue = QGenericReturnArgument(method.typeName(), value.data());
122 QMetaObject::invokeMethod(this, methodname.toLatin1(), genericvalue);
124 properties[SignalProxy::ExtendedMetaObject::methodBaseName(method)] = value;
130 void SyncableObject::fromVariantMap(const QVariantMap &properties)
132 const QMetaObject *meta = metaObject();
134 QVariantMap::const_iterator iterator = properties.constBegin();
136 while (iterator != properties.constEnd()) {
137 propName = iterator.key();
138 if (propName == "objectName") {
143 int propertyIndex = meta->indexOfProperty(propName.toLatin1());
145 if (propertyIndex == -1 || !meta->property(propertyIndex).isWritable())
146 setInitValue(propName, iterator.value());
148 setProperty(propName.toLatin1(), iterator.value());
149 // qDebug() << "<<< SYNC:" << name << iterator.value();
155 bool SyncableObject::setInitValue(const QString &property, const QVariant &value)
157 QString handlername = QString("initSet") + property;
158 handlername[7] = handlername[7].toUpper();
160 QString methodSignature = QString("%1(%2)").arg(handlername).arg(value.typeName());
161 int methodIdx = metaObject()->indexOfMethod(methodSignature.toLatin1().constData());
163 QByteArray normedMethodName = QMetaObject::normalizedSignature(methodSignature.toLatin1().constData());
164 methodIdx = metaObject()->indexOfMethod(normedMethodName.constData());
170 QGenericArgument param(value.typeName(), value.constData());
171 return QMetaObject::invokeMethod(this, handlername.toLatin1(), param);
175 void SyncableObject::renameObject(const QString &newName)
177 const QString oldName = objectName();
178 if (oldName != newName) {
179 setObjectName(newName);
180 foreach(SignalProxy *proxy, _signalProxies) {
181 proxy->renameObject(this, newName, oldName);
187 void SyncableObject::update(const QVariantMap &properties)
189 fromVariantMap(properties);
190 SYNC(ARG(properties))
195 void SyncableObject::requestUpdate(const QVariantMap &properties)
197 if (allowClientUpdates()) {
200 REQUEST(ARG(properties))
204 void SyncableObject::sync_call__(SignalProxy::ProxyMode modeType, const char *funcname, ...) const
206 //qDebug() << Q_FUNC_INFO << modeType << funcname;
207 foreach(SignalProxy *proxy, _signalProxies) {
209 va_start(ap, funcname);
210 proxy->sync_call__(this, modeType, funcname, ap);
216 void SyncableObject::synchronize(SignalProxy *proxy)
218 if (_signalProxies.contains(proxy))
220 _signalProxies << proxy;
224 void SyncableObject::stopSynchronize(SignalProxy *proxy)
226 for (int i = 0; i < _signalProxies.count(); i++) {
227 if (_signalProxies[i] == proxy) {
228 _signalProxies.removeAt(i);